Round|Natural|GIA

1.62ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 5231996007

Certificate GIA 5231996007

Diamond specifications and retailer prices

From $12,418 NZD
$6,999 USD
As of November 2, 2026
Save $7,337 NZD (37%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $24,040 NZD at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 1.62ct natural round diamond

This 1.62ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5231996007. Listed at 10 retailers as of November 1, 2026, with a 59% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.62
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5231996007
Dimensions7.44 × 7.49 × 4.67 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Needle
Top View
7.44 mm7.49 mm1.62 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231996007
Side View
Table 57.0%Crown 36.5°GirdlePavilion 40.6°CuletDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $15,708 NZD|Low: $12,418 NZD|High: $20,273 NZD|Avg: $14,872 NZD|-2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 5$12,418 NZD
Retailer 6$13,006 NZD
Retailer 3$13,059 NZD
Retailer 4$13,671 NZD
Retailer 7$15,346 NZD
Retailer 1$15,708 NZD
Retailer 2$19,755 NZD

37 data points across 7 retailers

10 retailers$12,418 NZD to $19,755 NZD

B+
Cheapest Retailer
-
$12,418 NZD
$6,999 USD
Retailer 2
-
$13,006 NZD
$7,330 USD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$13,059 NZD
$7,360 USD
View
Retailer 4
-
$13,671 NZD
A$11,854 AUD
View
Price last confirmed 11 days ago
Retailer 5
-
$14,304 NZD
$8,062 USD
View
Price last confirmed 26 days ago
Retailer 6
-
$14,374 NZD
$8,101 USD
View
Price last confirmed 40 days ago
Retailer 7
-
$14,595 NZD
$8,226 USD
View
Price last confirmed 33 days ago
B+
Retailer 8
-
$15,708 NZD
£6,971 GBP
View
B
Retailer 9
-
$19,755 NZD
£8,767 GBP
View
Most Expensive
NZ Jewellers
edc2355d-ea92-4ddf-ac89-5b1f509bdaf1 · Sep 21
$24,040 NZD
$13,549 USD
View
Price last confirmed 41 days ago
9 more retailers have this diamond
Prices start from $12,418 NZDSave up to $7,337 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.62ct Round
$12,418 NZD